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Re: tree-into-ssa patch causes regression on ppclinux
- From: Jeffrey A Law <law at redhat dot com>
- To: Andreas Tobler <toa at pop dot agri dot ch>
- Cc: gcc-patches <gcc-patches at gcc dot gnu dot org>
- Date: Tue, 08 Jun 2004 18:30:04 -0600
- Subject: Re: tree-into-ssa patch causes regression on ppclinux
- Organization: Red Hat, Inc
- References: <40BB8FB9.firstname.lastname@example.org>
- Reply-to: law at redhat dot com
On Mon, 2004-05-31 at 14:04, Andreas Tobler wrote:
> 2004-05-19 Jeff Law <email@example.com>
> * tree-into-ssa.c (prepare_operand_for_rename): New argument
> If the operand is for a use, then strip away the SSA_NAME, do
> not strip away the SSA_NAME for a set. Never call
> (mark_def_sites): Appropriately pass additional argument to
> prepare_operand_for_rename. If a VDEF_RESULT is not an
> SSA_NAME, then set the VDEF_RESULT to the VDEF_OP.
> (set_def_block): Strip away any SSA_NAME to get to the real
> underlying variable.
> this patch causes a regression in the libjava test suite on ppclinux.
> The famous Throw_2 test case times out.
> I reverted the whole tree just before and after this patch. Before ok,
> afterwards it hangs. I know, not much help, but I'm stuck atm.
> Does anyone have an idea? What do you need to give me a help?
I can't even get a stage1 build going -- presumably my aging YDL
system has some out-of-date bits which is giving gengtype and friends
I'm downloading a more recent version of YDL and hope to have my
box upgrade tomorrow. Then I can return to trying to nail down this